ALLEGRO A2557SEB

Manufacturer No:

A2557SEB

Manufacturer:

ALLEGRO

Package:

28-LCC (J-Lead)

Description:

5V Bipolar 1.27mm PMIC A2557 5V 28-LCC (J-Lead)

Quantity:

Delivery:

Payment:

In Stock :Available

Price not displayed? Please send an RFQ, and we will respond immediately.

A2557SEB information

ALLEGRO A2557SEB technical specifications, attributes, parameters and parts with similar specifications to ALLEGRO A2557SEB.

Type
Parameter

Mount
Surface Mount

Mounting Type
Surface Mount

Package / Case
28-LCC (J-Lead)

Operating Temperature
-20°C~85°C TA

Packaging
Tube

Published
2009

JESD-609 Code
e0

Feature
Status Flag

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Number of Terminations
28

ECCN Code
EAR99

Terminal Finish
TIN LEAD

Subcategory
Peripheral Drivers

Terminal Position
QUAD

Terminal Form
J BEND

Peak Reflow Temperature (Cel)
240

Number of Functions
4

Supply Voltage
5V

Terminal Pitch
1.27mm

Time@Peak Reflow Temperature-Max (s)
30

Base Part Number
A2557

Pin Count
28

JESD-30 Code
S-PQCC-J28

Qualification Status
Not Qualified

Output Type
Bipolar

Max Output Current
500mA

Supply Voltage-Max (Vsup)
5.25V

Power Supplies
5V

Interface
On/Off

Output Configuration
Low Side

Voltage - Supply (Vcc/Vdd)
4.75V~5.25V

Input Type
Non-Inverting

Switch Type
Relay, Solenoid Driver

Output Current per Channel
300mA

Ratio - Input:Output
1:1

Voltage - Load
60V Max

Driver Number of Bits
4

Fault Protection
Current Limiting (Fixed), Over Temperature

Turn On Time
10 ?s

Output Peak Current Limit-Nom
0.5A

Turn Off Time
10 ?s

Built-in Protections
TRANSIENT; OVER CURRENT; THERMAL

Output Current Flow Direction
SINK

Length
11.5062mm

Width
11.5062mm

RoHS Status
RoHS Compliant

Download datasheets and manufacturer documentation for ALLEGRO A2557SEB.

Datasheets:

allegromicrosystems-a2557kbt-datasheets-6778.pdf

A2557SEB Overview

As a result, it is packaged in the form of a Tube.This package is included in 28-LCC (J-Lead).Mounting type Surface Mount is selected for the LED driving board.A Relay, Solenoid Driver switch type is owned by it.In order to guarantee reliable performance, the temperature should be set to -20°C~85°C TA.The LED driver is equipped with 4 outputs.In order to operate, it requires a voltage supply of 4.75V~5.25V.A maximum output voltage of Bipolar volts can be achieved by this LED driver.It is equipped with Status Flag features.It comes under the family of A2557.A total of 28 terminations have been recorded.Currently, the lighting driver has a total of 4 functions.This operation requires the maximum output current to be decreased to 500mA.High efficiency is possible when the supply voltage is set to 5V.Surface Mount is mounted in the way.28 pins are connected to it in total.A self-contained econtainer holding Peripheral Drivers capacity contains this lighting driver.In this LED driver, the maximum supply voltage is configured to be 5.25V (Vsup).This part has a power supply of 5V volts.

A2557SEB Features

Supplied from 5V

A2557SEB Applications

There are a lot of Allegro MicroSystems
A2557SEB Power Switches ICs applications.

PC Card Hot Swap
Storage Drives
Portable/Handheld Devices
Wireless/Networking Cards
Low Voltage I/O System Power
Hard Disk Drives
Solid-State Drives
Hot Swap
HDD and SSD
Hot Swap

User Guide

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.